//
//  SHStatusToolBarView.swift
//  SHWeibo3
//
//  Created by teacher on 16/7/23.
//  Copyright © 2016年 teacher. All rights reserved.
//

import UIKit

class SHStatusToolBarView: UIView {

    override init(frame: CGRect) {
        super.init(frame: frame)
        setupUI()
    }

    required init?(coder aDecoder: NSCoder) {
        fatalError("init(coder:) has not been implemented")
    }
    
    // MARK: - 设置视图
    private func setupUI(){
        backgroundColor = UIColor.whiteColor()
        // 01 添加控件
        let retweetButton = addChildButton("timeline_icon_retweet", title: "转发")
        let commentButton = addChildButton("timeline_icon_comment", title: "评论")
        let unlikeButton = addChildButton("timeline_icon_unlike", title: "赞")
        // 分割线
        let line1 = addChildLine()
        let line2 = addChildLine()
        // 02 添加约束
        // 转发按钮
        retweetButton.snp_makeConstraints { (make) -> Void in
            make.top.bottom.leading.equalTo(self)
            make.width.equalTo(commentButton)
        }
        // 评论按钮
        commentButton.snp_makeConstraints { (make) -> Void in
            make.top.bottom.equalTo(self)
            make.leading.equalTo(retweetButton.snp_trailing)
            make.width.equalTo(unlikeButton)
        }
        // 赞按钮
        unlikeButton.snp_makeConstraints { (make) -> Void in
            make.top.bottom.trailing.equalTo(self)
            make.leading.equalTo(commentButton.snp_trailing)
        }
        
        // 分割线01
        line1.snp_makeConstraints { (make) -> Void in
            make.centerY.equalTo(self)
            make.centerX.equalTo(retweetButton.snp_trailing)
        }
        // 分割线02
        line2.snp_makeConstraints { (make) -> Void in
            make.centerY.equalTo(self)
            make.centerX.equalTo(commentButton.snp_trailing)
        }
        
    }
    /// 创建分割线的公共方法
    ///
    /// - returns: UIImageView
    func addChildLine() -> UIImageView{
        let img = UIImageView(imgName: "timeline_card_bottom_line")
        addSubview(img)
        return img
    }
    //
    /// 创建button 公共方法
    ///
    /// - parameter imgName: image
    /// - parameter title:   名字
    func addChildButton(imgName: String, title: String) -> UIButton{
        // 定义一个button
        let button =  UIButton()
        button.setTitle(title, forState: UIControlState.Normal)
        button.setTitleColor(UIColor.darkGrayColor(), forState: UIControlState.Normal)
        button.titleLabel?.font = UIFont.systemFontOfSize(15)
        // 设置背景图片
        button.setBackgroundImage(UIImage(named: "timeline_card_bottom_background"), forState: UIControlState.Normal)
        button.setBackgroundImage(UIImage(named: "timeline_card_bottom_background_highlighted"), forState: UIControlState.Highlighted)
        // 设置image
        button.setImage(UIImage(named: imgName), forState: UIControlState.Normal)
        // 添加控件
        addSubview(button)
        return button
    }
    
    

}
